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10,871 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 86% depart on time. After 4 pm it’s 3 in 5.

Best time to leave 5–6 am 92% arrive on time from MDW, 90% arrive on time from ORD
Best airport pair MDW → FLL 75% on time, 1.6% cancelled, 1,123 flights
Best single flight AA 2984 ORD 05:00 → MIA 09:09 · 94% on time Avoid F9 2205 ORD 07:52 → FLL 12:12 · 68% on time

Time of day × airport

Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).

5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
ORD
89
90
88
78
72
80
76
70
66
73
67
66
63
59
56
42
MDW
98
94
84
82
89
65
81
66
61
53
77
65
45
% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55

Pick an hour to see this route’s flights leaving then.

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
United 3,113 77% 0.7% 67 min
Southwest 1,595 74% 1.5% 54 min
American 4,654 74% 1.9% 79 min
Frontier 292 69% 2.4% 93 min
Spirit 1,172 64% 5.1% 82 min
JetBlue ORD→FLL only 45 – 11.1% 61 min

Dimmed: fewer than 150 flights in the year, too few to rank.

Flights, best and worst

Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
AA 2984 ORD 05:00 MIA 09:09 94%
UA 1421 ORD 07:00 FLL 11:13 91%
UA 279 ORD 10:59 FLL 15:13 76%
AA 1250 ORD 08:30 MIA 12:43 75%
UA 2342 ORD 11:00 PBI 15:01 72%
· · ·
F9 2205 ORD 07:52 FLL 12:12 68%

All 28 flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
AA 2984 ORD 05:00 MIA 09:09 3h 09m 364 94% 1.4% 43 min
AA 1380 ORD 06:10 MIA 10:22 3h 12m 76 89% 1.3% 58 min
AA 1851 ORD 06:59 FLL 11:04 3h 04m 52 88% 1.9% 60 min
AA 835 ORD 06:59 MIA 11:12 3h 13m 105 81% 1.0% 91 min
B6 664 ORD 07:00 FLL 11:14 3h 14m 22 89% 13.6% 22 min
UA 1421 ORD 07:00 FLL 11:13 3h 13m 341 91% 0.3% 42 min
UA 1358 ORD 07:00 MIA 11:24 3h 24m 132 85% 1.5% 42 min
UA 2609 ORD 07:10 PBI 11:11 3h 01m 35 80% 0.0% 36 min
WN 4409 MDW 07:50 FLL 11:55 3h 05m 56 89% 0.0% 45 min
F9 2205 ORD 07:52 FLL 12:12 3h 17m 182 68% 2.7% 87 min
AA 2269 ORD 08:09 PBI 12:12 3h 04m 72 89% 1.4% 74 min
WN 2464 MDW 08:30 MIA 12:30 3h 00m 50 66% 0.0% 30 min
AA 1250 ORD 08:30 MIA 12:43 3h 15m 182 75% 1.6% 131 min
AA 1474 ORD 10:04 MIA 14:16 3h 13m 72 82% 0.0% 41 min
UA 1620 ORD 10:33 MIA 14:57 3h 24m 149 77% 1.3% 65 min
UA 279 ORD 10:59 FLL 15:13 3h 14m 170 76% 2.9% 69 min
UA 2342 ORD 11:00 PBI 15:01 3h 01m 170 72% 1.2% 62 min
AA 672 ORD 12:35 FLL 16:38 3h 08m 72 56% 0.0% 69 min
AA 2275 ORD 13:51 PBI 18:03 3h 12m 72 70% 4.2% 58 min
UA 2635 ORD 14:00 FLL 18:15 3h 15m 72 69% 1.4% 55 min
AA 3148 ORD 14:24 MIA 18:39 3h 19m 72 51% 1.4% 72 min
B6 864 ORD 14:35 FLL 18:49 3h 14m 23 67% 8.7% 72 min
WN 4899 MDW 14:55 FLL 18:55 3h 00m 50 51% 2.0% 63 min
AA 2910 ORD 16:05 MIA 20:26 3h 21m 72 39% 2.8% 97 min
UA 2294 ORD 17:59 FLL 22:15 3h 16m 71 66% 1.4% 80 min
AA 2690 ORD 18:00 MIA 22:17 3h 17m 72 45% 6.9% 74 min
UA 2180 ORD 18:05 MIA 22:27 3h 22m 103 69% 0.0% 64 min
WN 2777 MDW 19:35 FLL 23:30 3h 00m 49 45% 0.0% 76 min

Nonstops by airline and airport

Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
United ORD FLL 3h 16m 79% 0.8% 1,509 Flying now
JetBlue ORD FLL 3h 14m 77% 11.1% 45 Flying now
American ORD MIA 3h 13m 76% 1.9% 3,017 Flying now
United ORD MIA 3h 20m 75% 0.7% 1,071 Flying now
Southwest MDW FLL 2h 55m 75% 1.6% 1,123 Flying now
Southwest MDW MIA 3h 00m 74% 1.1% 439 Flying now
United ORD PBI 3h 11m 74% 0.4% 533 Flying now
American ORD FLL 3h 05m 72% 1.4% 841 Flying now
American ORD PBI 3h 03m 68% 2.3% 796 Flying now
Frontier ORD FLL 3h 17m 68% 2.7% 182 Flying now
Frontier MDW MIA 3h 13m 75% 1.6% 64 Not flying now
Frontier ORD MIA 3h 15m 67% 2.2% 46 Not flying now
Spirit ORD FLL 3h 08m 65% 4.6% 854 Not flying now
Spirit ORD MIA 3h 16m 61% 6.6% 318 Not flying now
Southwest ORD FLL 3h 05m 66%few flights 3.0% 33 Not flying now
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON